Answer to Question #311861 in General Chemistry for Shella

Question #311861

How many grams of dilute is present in 0.4 moles magnesium hydroxie, Mg (OH)2 in 559 g water, H2O? molar mass of Mg (OH)2 is 58 g / mol

Expert's answer

Moles in solution are

(556/1000)× 0.4

= 0.2224moles

Mass= 0.2224× 58= 12.9g

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